... chaning by built-in magnet operationSeriesmouse,wireless mouse,optical mouse,laptop mouse,desktop mouse,computer mouse,PC mouse,gift mouse,3D mouseName2.4GHz wireless optical mouse with blue track technologyModel No.HS ... wireless,optical,3DSystem support Windows ME/98/2000/XP/Vista/7Chipset Avago,Sunplus,OEM requirement acceptedColor red,white,black,OEM color availableDesignergonomic design ...